Home / 84,629.78-116,783.70-46,382.57

Finding the Fourth Proportional to 84,629.78, 116,783.70 and 46,382.57

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Solution

The fourth proportional to 84,629.78, 116,783.70 and 46,382.57 is: 64,004.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,629.78 : 116,783.70 = 46,382.57 : x
  2. Step 2: Convert to fraction form
    84,629.78/116,783.70 = 46,382.57/x
  3. Step 3: Cross multiply
    84,629.78x = 116,783.70 × 46,382.57
  4. Step 4: Simplify right side
    84,629.78x = 5,416,727,556.19
  5. Step 5: Solve for x
    x = 5,416,727,556.19/84,629.78
  6. Step 6: Final answer
    x = 64,004.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.